Math, asked by abhinavsatheesh99, 1 month ago

Find the value of 81
-
4x² for x = 4

Answers

Answered by muddhasaninavya

1

Answer:

81 - 4×² [Where x = 4] = 17

Step-by-step explanation:

81 - 4×²

× = 4

= 81 - 4(4*4)

= 81 - 4(16)

= 81 - 64

= 17

Answered by dbilquis

1

answer

x =

$\frac{9}{2}$

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